Cotton Core Wick is made for various candle systems such as votives, pillars and containers. Cotton Core Wick produces a robust flame and can help reduce carbon build-up throughout the burn cycle. These wicks provide increased rigidity in the molten wax pool and are constructed of 100% natural fibers. Designed for candle systems such as votives, pillars and containers. Here is a link to a video that explains how to select the size wick you need. https://youtu.be/vYKiF54W0wY Made in the USA